// $ANTLR start "expression"
// FastSimpleExpression.g3:49:0: public expression : additive_expression EOF ;
public FastSimpleExpressionParser.expression_return expression()
{
FastSimpleExpressionParser.expression_return retval = new FastSimpleExpressionParser.expression_return();
retval.start = input.LT(1);
CommonTree root_0 = null;
IToken EOF2 = null;
FastSimpleExpressionParser.additive_expression_return additive_expression1 = default(FastSimpleExpressionParser.additive_expression_return);
CommonTree EOF2_tree = null;
try
{
// FastSimpleExpression.g3:50:4: ( additive_expression EOF )
// FastSimpleExpression.g3:50:4: additive_expression EOF
{
root_0 = (CommonTree)adaptor.Nil();
PushFollow(Follow._additive_expression_in_expression50);
additive_expression1 = additive_expression();
PopFollow();
adaptor.AddChild(root_0, additive_expression1.Tree);
EOF2 = (IToken)Match(input, EOF, Follow._EOF_in_expression54);
EOF2_tree = (CommonTree)adaptor.Create(EOF2);
adaptor.AddChild(root_0, EOF2_tree);
}
retval.stop = input.LT(-1);
retval.tree = (CommonTree)adaptor.RulePostProcessing(root_0);
adaptor.SetTokenBoundaries(retval.tree, retval.start, retval.stop);
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input, re);
retval.tree = (CommonTree)adaptor.ErrorNode(input, retval.start, input.LT(-1), re);
}
finally
{
}
return(retval);
}
// $ANTLR start "additive_expression"
// FastSimpleExpression.g3:54:0: additive_expression : multiplicative_expression ( ( '+' | '-' ) multiplicative_expression )* ;
private FastSimpleExpressionParser.additive_expression_return additive_expression()
{
FastSimpleExpressionParser.additive_expression_return retval = new FastSimpleExpressionParser.additive_expression_return();
retval.start = input.LT(1);
CommonTree root_0 = null;
IToken char_literal4=null;
IToken char_literal5=null;
FastSimpleExpressionParser.multiplicative_expression_return multiplicative_expression3 = default(FastSimpleExpressionParser.multiplicative_expression_return);
FastSimpleExpressionParser.multiplicative_expression_return multiplicative_expression6 = default(FastSimpleExpressionParser.multiplicative_expression_return);
CommonTree char_literal4_tree=null;
CommonTree char_literal5_tree=null;
try
{
// FastSimpleExpression.g3:55:4: ( multiplicative_expression ( ( '+' | '-' ) multiplicative_expression )* )
// FastSimpleExpression.g3:55:4: multiplicative_expression ( ( '+' | '-' ) multiplicative_expression )*
{
root_0 = (CommonTree)adaptor.Nil();
PushFollow(Follow._multiplicative_expression_in_additive_expression65);
multiplicative_expression3=multiplicative_expression();
PopFollow();
adaptor.AddChild(root_0, multiplicative_expression3.Tree);
// FastSimpleExpression.g3:56:3: ( ( '+' | '-' ) multiplicative_expression )*
while (true)
{
int alt2=2;
int LA2_0 = input.LA(1);
if ((LA2_0==7||LA2_0==11))
{
alt2=1;
}
switch ( alt2 )
{
case 1:
// FastSimpleExpression.g3:56:5: ( '+' | '-' ) multiplicative_expression
{
// FastSimpleExpression.g3:56:5: ( '+' | '-' )
int alt1=2;
int LA1_0 = input.LA(1);
if ((LA1_0==11))
{
alt1=1;
}
else if ((LA1_0==7))
{
alt1=2;
}
else
{
NoViableAltException nvae = new NoViableAltException("", 1, 0, input);
throw nvae;
}
switch (alt1)
{
case 1:
// FastSimpleExpression.g3:56:6: '+'
{
char_literal4=(IToken)Match(input,11,Follow._11_in_additive_expression72);
char_literal4_tree = (CommonTree)adaptor.Create(char_literal4);
root_0 = (CommonTree)adaptor.BecomeRoot(char_literal4_tree, root_0);
}
break;
case 2:
// FastSimpleExpression.g3:56:13: '-'
{
char_literal5=(IToken)Match(input,7,Follow._7_in_additive_expression77);
char_literal5_tree = (CommonTree)adaptor.Create(char_literal5);
root_0 = (CommonTree)adaptor.BecomeRoot(char_literal5_tree, root_0);
}
break;
}
PushFollow(Follow._multiplicative_expression_in_additive_expression84);
multiplicative_expression6=multiplicative_expression();
PopFollow();
adaptor.AddChild(root_0, multiplicative_expression6.Tree);
}
break;
default:
goto loop2;
}
}
loop2:
;
}
retval.stop = input.LT(-1);
retval.tree = (CommonTree)adaptor.RulePostProcessing(root_0);
adaptor.SetTokenBoundaries(retval.tree, retval.start, retval.stop);
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input,re);
retval.tree = (CommonTree)adaptor.ErrorNode(input, retval.start, input.LT(-1), re);
}
finally
{
}
return retval;
}
// $ANTLR start "additive_expression"
// FastSimpleExpression.g3:54:0: additive_expression : multiplicative_expression ( ( '+' | '-' ) multiplicative_expression )* ;
private FastSimpleExpressionParser.additive_expression_return additive_expression()
{
FastSimpleExpressionParser.additive_expression_return retval = new FastSimpleExpressionParser.additive_expression_return();
retval.start = input.LT(1);
CommonTree root_0 = null;
IToken char_literal4 = null;
IToken char_literal5 = null;
FastSimpleExpressionParser.multiplicative_expression_return multiplicative_expression3 = default(FastSimpleExpressionParser.multiplicative_expression_return);
FastSimpleExpressionParser.multiplicative_expression_return multiplicative_expression6 = default(FastSimpleExpressionParser.multiplicative_expression_return);
CommonTree char_literal4_tree = null;
CommonTree char_literal5_tree = null;
try
{
// FastSimpleExpression.g3:55:4: ( multiplicative_expression ( ( '+' | '-' ) multiplicative_expression )* )
// FastSimpleExpression.g3:55:4: multiplicative_expression ( ( '+' | '-' ) multiplicative_expression )*
{
root_0 = (CommonTree)adaptor.Nil();
PushFollow(Follow._multiplicative_expression_in_additive_expression65);
multiplicative_expression3 = multiplicative_expression();
PopFollow();
adaptor.AddChild(root_0, multiplicative_expression3.Tree);
// FastSimpleExpression.g3:56:3: ( ( '+' | '-' ) multiplicative_expression )*
while (true)
{
int alt2 = 2;
int LA2_0 = input.LA(1);
if ((LA2_0 == 7 || LA2_0 == 11))
{
alt2 = 1;
}
switch (alt2)
{
case 1:
// FastSimpleExpression.g3:56:5: ( '+' | '-' ) multiplicative_expression
{
// FastSimpleExpression.g3:56:5: ( '+' | '-' )
int alt1 = 2;
int LA1_0 = input.LA(1);
if ((LA1_0 == 11))
{
alt1 = 1;
}
else if ((LA1_0 == 7))
{
alt1 = 2;
}
else
{
NoViableAltException nvae = new NoViableAltException("", 1, 0, input);
throw nvae;
}
switch (alt1)
{
case 1:
// FastSimpleExpression.g3:56:6: '+'
{
char_literal4 = (IToken)Match(input, 11, Follow._11_in_additive_expression72);
char_literal4_tree = (CommonTree)adaptor.Create(char_literal4);
root_0 = (CommonTree)adaptor.BecomeRoot(char_literal4_tree, root_0);
}
break;
case 2:
// FastSimpleExpression.g3:56:13: '-'
{
char_literal5 = (IToken)Match(input, 7, Follow._7_in_additive_expression77);
char_literal5_tree = (CommonTree)adaptor.Create(char_literal5);
root_0 = (CommonTree)adaptor.BecomeRoot(char_literal5_tree, root_0);
}
break;
}
PushFollow(Follow._multiplicative_expression_in_additive_expression84);
multiplicative_expression6 = multiplicative_expression();
PopFollow();
adaptor.AddChild(root_0, multiplicative_expression6.Tree);
}
break;
default:
goto loop2;
}
}
loop2:
;
}
retval.stop = input.LT(-1);
retval.tree = (CommonTree)adaptor.RulePostProcessing(root_0);
adaptor.SetTokenBoundaries(retval.tree, retval.start, retval.stop);
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input, re);
retval.tree = (CommonTree)adaptor.ErrorNode(input, retval.start, input.LT(-1), re);
}
finally
{
}
return(retval);
}
